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casein

(Encyclopedia)casein kāˈsēn [key], well-defined group of proteins found in milk, constituting about 80% of the proteins in cow's milk, but only 40% in human milk. Casein is a remarkably efficient nutrient, suppl...

Boyd Orr, John Boyd Orr, 1st Baron

(Encyclopedia)Boyd Orr, John Boyd Orr, 1st Baron, 1880–1971, British nutritionist and agricultural scientist, b. Scotland, grad. Univ. of Glasgow. He was professor of agriculture at the Univ. of Aberdeen (1942–...

Somoza Debayle, Anastasio

(Encyclopedia)Somoza Debayle, Anastasio änästäsˈyō sōmōˈsä ᵺābīˈlā [key], 1925–80, president of Nicaragua (1967–72, 1974—79). The younger son of dictator Anastasio Somoza, he was educated in th...

Simon, Herbert Alexander

(Encyclopedia)Simon, Herbert Alexander, 1916–2001, American social scientist and economist, b. Milwaukee, grad. Univ. of Chicago (B.A., 1936, Ph.D., 1943). A professor of computer science and psychology at Carneg...

Swammerdam, Jan

(Encyclopedia)Swammerdam, Jan yän väˈmərdäm [key], 1637–80, Dutch naturalist. He was a pioneer in the use of the microscope. Before he turned to religious contemplation his chief interest was the study of in...

Steptoe, Patrick Christopher

(Encyclopedia)Steptoe, Patrick Christopher, 1913–88, British surgeon, M.D. St. George Hospital Medical School, Univ. of London, 1939. Steptoe worked at Oldham General Hospital from 1951 to 1980, when he and Briti...

Stewart, Dugald

(Encyclopedia)Stewart, Dugald, 1753–1828, Scottish philosopher. He studied at the Univ. of Edinburgh, later becoming professor of mathematics (1775–85) and of moral philosophy (1785–1810). After retiring he d...

Yorkshire terrier

(Encyclopedia)Yorkshire terrier, breed of small, spirited toy dog originated and developed in Yorkshire, England, in the mid-19th cent. It stands about 9 in. (22.8 cm) high at the shoulder and weighs from 4 to 7 lb...

Afwerki, Isaias

(Encyclopedia)Afwerki or Afewerki, Isaias, 1945–, Eritrean political leader, president of Eritrea (1993–), b. Asmara. He studied engineering at the Univ. of Addis Ababa, leaving in 1966 to join the Eritrean Lib...

Canopus, city, ancient Egypt

(Encyclopedia)Canopus kənōˈpəs [key], ancient city of N Egypt, 12 mi (19 km) E of Alexandria. Canopus, the pilot of Menelaus' ship, was said to have died there. In Hellenistic times Canopus was known as a pleas...